Difference between revisions of "CANCELPID()"

Revision as of 14:47, 4 June 2009

Class

Disk and File Utilities

Purpose

Function to cancel a sub-process

Syntax

CANCELPID(<expN>)

See Also

ACTIVEPID(), GETGID(), GETPID(), GETUID(), SPAWN, SPAWNPID()

Description

The CANCELPID() function returns .T. if the specified process ID <expN> could be "killed" and .F. otherwise. The SPAWNPID() function is used to get the process ID of the last process spawned.

Example

spawn db program
m_activepid = spawnpid()
if activepid(m->m_activepid)
    if cancelpid(m->m_activepid)
        dialog box "Process Canceled."
    else
        dialog box "Process couldn't be Canceled."
    endif
else
    dialog box "There is no Process Active."
endif

Products

Recital Database Server, Recital Mirage Server, Recital Terminal Developer